Interconnecting stackable landscape timber



FIG. 1 is a perspective view of an interconnecting stackable landscape timber showing my new design;

FIG. 2 is a left side elevational view, the right side being a mirror image thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a left end elevational view thereof; and,

FIG. 5 is a right end elevational view thereof. 

The ornamental design for a interconnecting stackable landscape timber, as shown and described. 